Seismic Swans 
Seismic Swans Penny Dreadful decklist played by catculator at Penny Dreadful Thursdays 40.02 (12 Dec 2025).
- Player
- catculator
- Finish
- #5 of 12, 2-2
- Archetype
- Seismic Swans
- Format
- Penny Dreadful
- MTGO
- Paper
- Source
- Penny Dreadful
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Main deck (60)
Creatures (4)
Instants (2)
Sorceries (9)
Enchantments (4)
Lands (41)
Sideboard (15)
Compared with the average Seismic Swans list
Average of 3 decks in the 7 days up to Dec. 12, 2025, the day of this tournament.
Main deck
More than usual
- +3 Crumbling Necropolis (4 vs 1.3)
- +3 Graven Cairns (4 vs 1.3)
- +3 Profane Tutor (4 vs 1.3)
- +3 Shivan Reef (4 vs 1.3)
- +3 Sulfurous Springs (4 vs 1.3)
- +1 Ad Nauseam (2 vs 0.7)
- +1 Lavaclaw Reaches (2 vs 0.7)
- +1 Reflecting Pool (2 vs 0.7)
Fewer than usual
- -3 Forgotten Cave (0 vs 2.7)
- -3 Sacred Foundry (0 vs 2.7)
- -2 Clifftop Retreat (0 vs 2.0)
- -2 Quintorius Kand (0 vs 2.0)
- -2 Sulfur Falls (0 vs 2.0)
- -2 Trumpeting Carnosaur (0 vs 2.0)
- -1 Rugged Prairie (2 vs 3.3)
- -1 Vivid Crag (2 vs 3.3)
Sideboard
More than usual
- +2 Unmoored Ego (3 vs 1.0)
- +2 Defense Grid (4 vs 2.3)
- +1 Sweltering Suns (2 vs 0.7)
This is the most unusual list of the archetype in this period: 19 cards away from the average.